Question

Some of the following statements are incorrect. Find the incorrect statements and correct them.

(a) The property of metals by virtue of which they can be drawn into wires is called ductility.
(b) Metals are good conductor of electricity but poor conductor of heat.
(c) Articles made of metals usually produce ringing sound when struck hard.
(d) Oxides of non-metals and metals are acidic in nature.
(e) A less reactive metal replaces a more reactive metal from its salt solution in water.

Answer 1

Statements (b), (d) and (e) are not correct.
The correct statements are as follows:
(b) Metals are good conductor of electricity and also good conductor of heat.
(d) Oxides of non-metals are acidic in nature and oxides of metals are basic in nature.
(e) A more reactive metal replaces a less reactive metal from its salt solution in water.